"digital slides"

This continuous pH controller lets users measure and adjust pH levels automatically.

Rugged, reliable meters designed for educational outdoor experiments.

Flat electrode surface allows pH readings in liquid flms, semi-solids, and solids.

Rugged, reliable meters designed for educational outdoor experiments.

This continuous TDS monitor features an easy to use, quick to set up design for real-time Total Dissolved Solids readings.

Multi-parameter meters engineered for student use in real world testing environments.

Rugged, reliable meters designed for educational outdoor experiments.

This pH controller kit includes a dosing pump that allows users to measure and adjust pH levels automatically.

Rugged, reliable meters designed for educational outdoor experiments.

All-in-one handheld tester for monitoring pH, nutrients, and water quality in hydroponic and agricultural systems.